diff --git a/dcapi/include/dc_common.h b/dcapi/include/dc_common.h
index 58a8ce9769..2c983fde91 100644
--- a/dcapi/include/dc_common.h
+++ b/dcapi/include/dc_common.h
@@ -79,6 +79,10 @@ typedef enum {
  * Function prototypes
  */
 
+#ifndef __GNUC__
+#define __attribute__(x)
+#endif
+
 /* Determines the maximum allowed message length. */
 int DC_getMaxMessageSize(void);